97389552 has 80 divisors (see below), whose sum is σ = 273906080. Its totient is φ = 29638656.

The previous prime is 97389547. The next prime is 97389559. The reversal of 97389552 is 25598379.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97389559) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59724 + ... + 61332.

It is an arithmetic number, because the mean of its divisors is an integer number (3423826).

Almost surely, 2^97389552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 97389552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (136953040).

97389552 is an abundant number, since it is smaller than the sum of its proper divisors (176516528).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

97389552 is a wasteful number, since it uses less digits than its factorization.

97389552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1730 (or 1724 counting only the distinct ones).

The product of its digits is 680400, while the sum is 48.

The square root of 97389552 is about 9868.6144924199. The cubic root of 97389552 is about 460.0843449622.

It can be divided in two parts, 973 and 89552, that added together give a triangular number (90525 = T₄₂₅).

The spelling of 97389552 in words is "ninety-seven million, three hundred eighty-nine thousand, five hundred fifty-two".